Petabytes to Terabytes Converter

1 petabyte (PB) equals 1,000 terabytes (TB).

Quick answer

1 petabyte = 1,000 terabytes
1 terabyte = 0.001 petabytes
Formula: TB = PB × 1,000

From To 1,000

1 petabyte = 1,000 terabytes

How to convert petabytes to terabytes

TB = PB × 1,000

To convert petabytes to terabytes, multiply the number of petabytes by 1,000.

Example: 18 PB to TB

Start with the value in petabytes: 18 PB.
Multiply by 1,000: 18 × 1,000 = 18,000.
Result: 18 petabytes = 18,000 terabytes.

Going the other way, 1 terabyte = 0.001 petabytes, so to convert terabytes back to petabytes you divide by the same number. See terabytes to petabytes.

Petabytes to terabytes conversion table

Petabytes (PB)	Terabytes (TB)
0.25 PB	250 TB
0.5 PB	500 TB
0.75 PB	750 TB
1 PB	1,000 TB
1.5 PB	1,500 TB
2 PB	2,000 TB
2.5 PB	2,500 TB
3 PB	3,000 TB
4 PB	4,000 TB
5 PB	5,000 TB
6 PB	6,000 TB
7 PB	7,000 TB
8 PB	8,000 TB
9 PB	9,000 TB
10 PB	10,000 TB
11 PB	11,000 TB
12 PB	12,000 TB
13 PB	13,000 TB
14 PB	14,000 TB
15 PB	15,000 TB
16 PB	16,000 TB
17 PB	17,000 TB
18 PB	18,000 TB
19 PB	19,000 TB
20 PB	20,000 TB
21 PB	21,000 TB
22 PB	22,000 TB
23 PB	23,000 TB
24 PB	24,000 TB
25 PB	25,000 TB
26 PB	26,000 TB
27 PB	27,000 TB
28 PB	28,000 TB
29 PB	29,000 TB
30 PB	30,000 TB
31 PB	31,000 TB
32 PB	32,000 TB
33 PB	33,000 TB
34 PB	34,000 TB
35 PB	35,000 TB

More PB to TB values

What is a petabyte?

The petabyte (PB) is 1,000,000,000,000,000 bytes under the SI (decimal) definition used by storage manufacturers, network equipment and macOS.

More about petabytes →

What is a terabyte?

The terabyte (TB) is 1,000,000,000,000 bytes under the SI (decimal) definition used by storage manufacturers, network equipment and macOS.

More about terabytes →

Frequently asked questions

How many terabytes are in a petabyte?

One petabyte is 1,000 terabytes.

How many petabytes are in a terabyte?

One terabyte is 0.001 petabytes.

What is the formula to convert petabytes to terabytes?

TB = PB × 1,000.